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US 6,644,383 B2Granted
Self-heating/self-cooling package
AssigneeThe Procter & Gamble Company
InventorsGary Curtis Joseph, Christopher Lee Daum
Life of this patent
Estimating the term…
Abstract
A flexible temperature changing package for heating or cooling a contained item or product including a temperature changing element adjacent to the item and an offset activation point that prevents damage to item.
Claims20
A flexible heating/cooling system comprising:
- an enclosed package containing a product;
- at least two flexible temperature changing elements, each of said flexible temperature changing elements comprising:
- a first chamber;
- and,
- a second chamber disposed proximate to said first chamber;
- wherein at least a portion of said at least two flexible temperature changing elements is disposed proximate to said product;
- a support member disposed between said at least two flexible temperature changing elements, said product being supportable between said at least two flexible temperature changing elements by said support member;
- and,
- wherein thermal energy from said at least two flexible temperature changing elements heats or cools said product.
6 more elements
A flexible, self-heating/self-cooling package for heating or cooling an item contained within said package, said package comprising:
- a product;
- at least two flexible temperature changing elements disposed proximate to said product;
- wherein each of said at least two flexible temperature changing elements has at least one first side;
- a support member disposed adjacent at least one of said temperature changing elements;
- and,
- wherein at least a portion of each of said first sides of said flexible temperature changing elements are disposed about said product, when said product is proximate to said support member.
3 more elements
Dependencies are inferred from the claim text.